Pump casing



FIG. 1 is a top perspective view of a pump casing of the present invention;

FIG. 2 is a top view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a second side view thereof;

FIG. 5 is a third side view thereof;

FIG. 6 is a fourth side view thereof; and,

FIG. 7 is a bottom view thereof.

The ornamental design which is claimed is shown in solid lines in the drawings. Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a pump casing, as shown and described. 